CN104717692A - Method and device used for screening target user equipment - Google Patents
Method and device used for screening target user equipment Download PDFInfo
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- CN104717692A CN104717692A CN201410575727.2A CN201410575727A CN104717692A CN 104717692 A CN104717692 A CN 104717692A CN 201410575727 A CN201410575727 A CN 201410575727A CN 104717692 A CN104717692 A CN 104717692A
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- lead code
- subscriber equipment
- random access
- message
- access procedure
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W24/00—Supervisory, monitoring or testing arrangements
- H04W24/08—Testing, supervising or monitoring using real traffic
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02D—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
- Y02D30/00—Reducing energy consumption in communication networks
- Y02D30/70—Reducing energy consumption in communication networks in wireless communication networks
Abstract
The invention provides a method and device used for screening target user equipment. The method includes the steps that firstly, a lead code C sent by user equipment in the random access process is received, and the receiving power P of the lead code C is measured; secondly, the expected receiving power PEX of the lead code is determined; thirdly, whether the random access process of the use equipment sending the lead code C needs continuing tracked or not is determined according to the relation between P and PEX. The device is used for implementing the method. The method and device used for screening the target user equipment estimate whether the use equipment can become the possible target user equipment from the MSG1 message of the random access process, stop tracking non-target user equipment as early as possible, reduce processing loads of monitoring meters, improve data processing performance and meanwhile achieve the purpose of electricity conservation.
Description
Technical field
The present invention relates to radio communication monitoring field, more specifically, relating in radio communication monitoring for screening the method and apparatus of target UE.
Background technology
Along with the development of wireless communication technology, people are to two-forty, and low delay, low cost proposes more and more higher requirement.LTE (Long Term Evolution) project just creates in this context.This standard have employed OFDM (Orthogonal Frequency Division Multiplexing), the system architecture of the Radio Transmission Technology that MIMO (Multiple Input Multiple Output) etc. are advanced, flat network topology structure and all-IP; Support bandwidth varying, maximum 20M bandwidth; More than peak rate and the shorter propagation delay time of 200Mbit/s.
Along with development and the maturation of technology, in order to pursue higher speed, wider covering, more flexibly networking etc., some emerging technologies are arisen at the historic moment, such as CA (Carrier Aggregation), Relay, Comp etc.
At present, monitoring wireless communication system, there are some monitoring equipments on the market, even equipment vendor is just equipped with correlation function, 3GPP (the 3rd Generation Partner Project) standard such as, have signaling tracing function, and object is all signaling messages of tracing customer equipment UE (User Equipment) at network side.Meanwhile, road measuring device also can the signaling of monitoring UE, but drive test product here generally needs mobile unit and test terminal is auxiliary just can complete.And need operator to drop into a large amount of manpowers, material resources, financial resources.MDT (Minimization of Drive Test) creates for this reason.MDT utilizes commercial mobile phone, has configured the collection of information and report according to network side.Owing to relating to commercial mobile phone, so the data that can take of MDT and Limited information, drive test product can not be replaced completely.
Also has a kind of non-intervention type, monitoring LTE system is eated dishes without rice or wine the method for data, the data of eating dishes without rice or wine of monitoring comprise, RRC (the Radio Resource Control) signaling of target UE, NAS (Non-Access Stratum) signaling, RLC (Radio Link Control) header, PDCP (Packet Data Convergence Protocol) header, MAC (Media Access Control) header, MAC CE (Control Element) information, DCI (Down Link Control Information) information, physical layer information etc.
In order to identify target UE, namely the subscriber equipment identified is carried out by designated identification, such as IMSI (International Mobile Subscriber Identity), IMEI (International Mobile Equipment Identity), GUTI (Globally Unique Temporary Identifier) etc., now measuring instrument must from Stochastic accessing the signaling process of tracing customer equipment, until identifying this subscriber equipment is not specify the targeted customer that will follow the tracks of.Simultaneously in order to not miss this subscriber equipment, measuring instrument must follow the tracks of all random access procedures before identifying target UE, therefore, measuring instrument must follow the tracks of a large amount of random access procedures and RRC connection establishment process below before identifying subscriber equipment, add the processing load of instrument, waste the electricity of instrument simultaneously.Shown in Fig. 1 is the process knowing the other subscriber equipment of target for attachment flow.In this embodiment, measuring instrument must trace into RRC connection setup complete message from random process always, just can know whether this subscriber equipment is target UE by the attachment request Attach request message inside decoding RRC connection setup complete message.
As mentioned above, existing road measuring device needs that mobile unit and test terminal are auxiliary just can complete.And need operator to drop into a large amount of manpowers, material resources, financial resources.The information that MDT can collect and data finite sum imperfect, be difficult to play a role in real network optimization, and optimize limited space, optimize convergence rate slow.So one can at a high speed, effectively, low cost, automated network monitoring equipment is significantly, monitoring equipment of namely eating dishes without rice or wine.
In order to successful tracking target user, measuring instrument must follow the tracks of all random access procedures and RRC connection establishment process below before identifying targeted customer, added the processing load of instrument, wasted the electricity of instrument simultaneously.
Summary of the invention
In order to solve above-mentioned problems of the prior art, propose technical scheme of the present invention.
Technical solution of the present invention is as follows:
For screening a method for target UE, it is characterized in that said method comprising the steps of:
The lead code C that step one, reception subscriber equipment send in the random access procedure, and measure the received power P of this lead code C;
Step 2, determine expect lead code received power PEX;
Step 3, according to the relation between P and PEX determine whether to send this lead code C subscriber equipment random access procedure continue follow the tracks of.
In above-mentioned method, step 2 comprises: according to the initial receive power of random access procedure of current area configuration, the path loss of measuring instrument position and the path loss between the measuring instrument of configuration and subscriber equipment, estimate the lead code received power PEX expected.
In above-mentioned method, step 3 comprises: judge whether the difference P-PEX of P and PEX is greater than predetermined threshold T; If P-PEX is greater than T, then continue to follow the tracks of to the subscriber equipment sending this lead code C; Otherwise, terminate the tracking to the subscriber equipment sending this lead code C.
In above-mentioned method, continue to follow the tracks of the subsequent message comprising and continue the random access procedure receiving the subscriber equipment sending this lead code C to the subscriber equipment sending this lead code C.
In above-mentioned method, the subsequent message receiving the random access procedure of the subscriber equipment sending this lead code C comprises reception MSG2.
For screening a device for target UE, it is characterized in that described device comprises with lower module:
Receiving measurement module, for receiving the lead code C that subscriber equipment sends in the random access procedure, and measuring the received power P of this lead code C;
Expect power determination module, for determining the lead code received power PEX expected;
Continue to follow the tracks of determination module, determine whether to continue to follow the tracks of to the random access procedure of the subscriber equipment sending this lead code C according to the relation between P and PEX.
In above-mentioned device, expect the initial receive power of the random access procedure that power determination module configures according to current area, the path loss of measuring instrument position and the path loss between the measuring instrument of configuration and UE, estimate the lead code received power PEX expected.
In above-mentioned device, continue to follow the tracks of determination module and judge whether the difference P-PEX of P and PEX is greater than predetermined threshold T; If P-PEX is greater than T, then continue to follow the tracks of to the subscriber equipment sending this lead code C; Otherwise, terminate the tracking to the subscriber equipment sending this lead code C.
In above-mentioned device, continue to follow the tracks of the subsequent message comprising and continue the random access procedure receiving the subscriber equipment sending this lead code C to the subscriber equipment sending this lead code C.
In above-mentioned device, the subsequent message of random access procedure receiving the subscriber equipment sending this lead code C comprises that to receive in following message one or more: accidental access response message, RRC connection request message, RRC connection setup message, RRC connection setup complete message.
For screening a method for target UE, it is characterized in that said method comprising the steps of:
Multiple lead code C1 that step one, reception n subscriber equipment send in the random access procedure respectively ..., Cn, and measure multiple lead code C1 ..., each received power P1 in Cn ..., Pn;
Step 2, determine the received power PEX of lead code that expects;
Step 3, according to P1 ..., the relation between Pn and PEX determines whether to continue to follow the tracks of to the random access procedure of the subscriber equipment sending each lead code.
In above-mentioned method, step 2 comprises: according to the initial receive power of random access procedure of current area configuration, the path loss of measuring instrument position and the path loss between the measuring instrument of configuration and subscriber equipment, estimate the lead code received power PEX expected.
In above-mentioned method, step 3 comprises: for P1 ..., each in Pn performs following steps: judge whether the difference Pi-PEX of Pi and PEX is greater than predetermined threshold T, wherein i=1 ..., n; If Pi-PEX is greater than T, then continue to follow the tracks of to the subscriber equipment sending lead code Ci; Otherwise, terminate the tracking to the subscriber equipment sending this lead code Ci.
In above-mentioned method, continue to follow the tracks of the subsequent message comprising and continue the random access procedure receiving the subscriber equipment sending this lead code Ci to the subscriber equipment sending lead code Ci.
In above-mentioned method, the subsequent message of random access procedure receiving the subscriber equipment sending this lead code Ci comprises that to receive in following message one or more: accidental access response message, RRC connection request message, RRC connection setup message, RRC connection setup complete message.
For screening a device for target UE, it is characterized in that described device comprises with lower module:
Receive measurement module, for receiving multiple lead code C1 that n subscriber equipment sends in the random access procedure respectively ..., Cn, and measure multiple lead code C1 ..., each received power P1 in Cn ..., Pn;
Expect power determination module, for determining the lead code received power PEX expected;
Continue to follow the tracks of determination module, for according to P1 ..., the relation between Pn and PEX determines whether to continue to follow the tracks of to the random access procedure of the subscriber equipment sending each lead code.
In above-mentioned device, expect the initial receive power of the random access procedure that power determination module configures according to current area, the path loss of measuring instrument position and the path loss between the measuring instrument of configuration and subscriber equipment, estimate the lead code received power PEX expected.
In above-mentioned device, continue to follow the tracks of determination module for P1 ..., each in Pn performs following steps: judge whether the difference Pi-PEX of Pi and PEX is greater than predetermined threshold T, wherein i=1 ..., n; If Pi-PEX is greater than T, then continue to follow the tracks of to the subscriber equipment sending lead code Ci; Otherwise, terminate the tracking to the subscriber equipment sending this lead code Ci.
In above-mentioned device, wherein, continue to follow the tracks of the subsequent message comprising and continue the random access procedure receiving the subscriber equipment sending this lead code Ci to the subscriber equipment sending lead code Ci.
In above-mentioned device, the subsequent message of random access procedure receiving the subscriber equipment sending this lead code Ci comprises that to receive in following message one or more: accidental access response message, RRC connection request message, RRC connection setup message, RRC connection setup complete message.
A kind of measuring instrument, is characterized in that the device comprising above-mentioned any one.
The present invention assesses from the MSG1 message of Stochastic accessing whether the subscriber equipment sending lead code is possible target UE, abandon the tracking to non-targeted subscriber equipment as early as possible, reduce the processing load of measuring instrument, improve data processing performance, reach economize on electricity object simultaneously.
Accompanying drawing explanation
In order to be illustrated more clearly in the technical scheme of the embodiment of the present invention, be briefly described to the accompanying drawing used required in embodiment below, apparently, accompanying drawing in the following describes is only some embodiments of the present invention, for those of ordinary skills, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
Fig. 1 shows in prior art for the process of Attach flow process identification user.
Fig. 2 shows the method flow schematic diagram according to first embodiment of the invention.
Fig. 3 shows the method flow schematic diagram according to second embodiment of the invention.
Fig. 4 shows the device schematic diagram according to the present invention the 3rd or the 4th execution mode.
Embodiment
Below in conjunction with accompanying drawing; technical scheme in the embodiment of the present invention is clearly and completely described; it will be apparent for a person skilled in the art that; described embodiment is only the present invention's part embodiment; instead of whole embodiments; and described embodiment is only with helping understand technical scheme of the present invention, and is not used for limiting the scope that this application claims protection.
Below in conjunction with Fig. 1, the random access procedure of user equipment (UE) is described.
Step one, UE sends random access lead code to eNB, and this message is referred to as MSG1;
Step 2, after eNB receives the access lead code of UE transmission, send accidental access response to UE, this message is referred to as MSG2;
Step 3, UE sends RRC connection request message to eNB, and this message is referred to as MSG3;
Step 4, after eNB receives the RRC connection request of UE transmission, sends RRC connection setup message to UE;
Step 5, UE sends RRC connection setup complete message to eNB, attachment request Attach request is comprised in RRC connection setup complete message, IMSI (International Mobile Subscriber Identity) is carried, the identity informations such as IMEI (International Mobile Equipment Identity) and GUTI (Globally Unique Temporary Identifier) in attachment request Attach request.
Inventor is in research and implement in process of the present invention, find when monitoring the data of eating dishes without rice or wine of object UE, because measuring instrument and object UE are apart from closer, so the lead code Preamble transmitting power that measuring instrument receives generally can be higher, path loss is less; And the distance of measuring instrument and non-targeted UE compares, so the lead code Preamble transmitting power of non-targeted UE generally can be smaller, path loss is larger.So object UE and non-targeted UE can be distinguished by the relative size of lead code Preamble transmitting power.Based on above discovery, propose radio communication monitoring in when monitoring UE eats dishes without rice or wine data to the scheme that target UE screens.
First execution mode
Referring to Fig. 2, the first execution mode is described.
When monitor user ' equipment UE eats dishes without rice or wine data, adopt a kind of method of screening target UE to screen target UE, the method comprises the following steps:
Step one: receive the lead code C that subscriber equipment sends in the random access procedure, and measure the received power P of this lead code C.
Step 2: the received power PEX determining the lead code expected.
Specifically, according to the initial receive power of the random access procedure of current area configuration, the path loss of measuring instrument position and the path loss between the measuring instrument of configuration and subscriber equipment, the received power PEX of the lead code expected can be estimated.
Step 3: determine whether to continue to follow the tracks of to the random access procedure of the subscriber equipment sending this lead code C according to the relation between P and PEX.
Specifically, by carrying out with under type: judge whether the difference P-PEX of P and PEX is greater than predetermined threshold T; If P-PEX is greater than T, then continue to follow the tracks of to the subscriber equipment sending this lead code C; Otherwise, terminate the tracking to the subscriber equipment sending this lead code C.Continue to follow the tracks of the subsequent message that can comprise and continue the random access procedure receiving the subscriber equipment sending this lead code C, as MSG2 message etc. to the subscriber equipment sending this lead code C.
Second execution mode:
Referring to Fig. 3, the second execution mode is described.
When monitor user ' equipment UE eats dishes without rice or wine data, adopt the method for another kind of screening target UE to screen target UE, the method comprises the following steps:
Step one: receive multiple lead code C1 that n subscriber equipment sends in the random access procedure respectively ..., Cn, wherein lead code Ci is sent by i-th subscriber equipment, i=1 ..., n; And measure multiple lead code C1 ..., each received power P1 in Cn ..., Pn.Wherein n >=1.
Step 2: the received power PEX determining the lead code expected.
Specifically, according to the initial receive power of the random access procedure of current area configuration, the path loss of measuring instrument position and the path loss between the measuring instrument of configuration and UE, the received power PEX of the lead code expected can be estimated.
Step 3: according to P1 ..., the relation between Pn and PEX determines whether to continue to follow the tracks of to the random access procedure of the subscriber equipment sending each lead code.
Specifically, for P1 ..., each in Pn performs following steps: judge whether the difference Pi-PEX of Pi and PEX is greater than predetermined threshold T, wherein i=1 ..., n; If Pi-PEX is greater than T, then continue to follow the tracks of to the subscriber equipment sending lead code Ci; Otherwise, terminate the tracking to the subscriber equipment sending this lead code Ci.Continue to follow the tracks of the subsequent message comprising and continue the random access procedure receiving the subscriber equipment sending this lead code Ci, as MSG2 message etc. to the subscriber equipment sending lead code Ci.
3rd execution mode:
Referring to Fig. 4, the 3rd execution mode is described.
When monitoring UE eats dishes without rice or wine data, adopt a kind of device screening target UE to screen target UE, this device comprises with lower module:
Receiving measurement module, for receiving the lead code C that subscriber equipment sends in the random access procedure, and measuring the received power P of this lead code C.
Expect power determination module, for determining the received power PEX of the lead code expected.
Specifically, expect that power determination module according to the initial receive power of the random access procedure of current area configuration, the path loss of measuring instrument position and the path loss between the measuring instrument of configuration and UE, can estimate the received power PEX of the lead code expected.
Continuing to follow the tracks of determination module, continuing to follow the tracks of to the random access procedure of the subscriber equipment sending this lead code C for determining whether according to the relation between P and PEX.
Specifically, continue to follow the tracks of determination module by determining with under type: judge whether the difference P-PEX of P and PEX is greater than predetermined threshold T; If P-PEX is greater than T, then continue to follow the tracks of to the subscriber equipment sending this lead code C; Otherwise, terminate the tracking to the subscriber equipment sending this lead code C.Continue to follow the tracks of the subsequent message that can comprise and continue the random access procedure receiving the subscriber equipment sending this lead code C, as MSG2 message etc. to the subscriber equipment sending this lead code C.
4th execution mode:
Referring to Fig. 4, the 4th execution mode is described.
When monitoring UE eats dishes without rice or wine data, adopt the device of another kind of screening target UE to screen target UE, this device comprises with lower module:
Receive measurement module, receive multiple lead code C1 that n subscriber equipment sends in the random access procedure respectively ..., Cn, and measure multiple lead code C1 ..., each received power P1 in Cn ..., Pn.Wherein n >=1.
Expect power determination module, for determining the received power PEX of the lead code expected.
Specifically, expect that power determination module according to the initial receive power of the random access procedure of current area configuration, the path loss of measuring instrument position and the path loss between the measuring instrument of configuration and UE, can estimate the received power PEX of the lead code expected.
Continue to follow the tracks of determination module, for according to P1 ..., the relation between Pn and PEX determines whether to continue to follow the tracks of to the random access procedure of the subscriber equipment sending each lead code.
Specifically, continuing to follow the tracks of determination module can for P1 ..., each in Pn performs following steps: judge whether the difference Pi-PEX of Pi and PEX is greater than predetermined threshold T, wherein i=1 ..., n; If Pi-PEX is greater than T, then continue to follow the tracks of to the subscriber equipment sending lead code Ci; Otherwise, terminate the tracking to the subscriber equipment sending this lead code Ci.Continue to follow the tracks of the subsequent message comprising and continue the random access procedure receiving the subscriber equipment sending this lead code Ci, as MSG2 message etc. to the subscriber equipment sending lead code Ci.
5th execution mode:
When monitoring UE eats dishes without rice or wine data, measuring instrument can be adopted to monitor, this measuring instrument can comprise any one device described in execution mode 3 and 4.Use this measuring instrument can carry out early stage screening to targeted customer, thus abandon the tracking to non-targeted subscriber equipment as early as possible, reduce the processing load of measuring instrument, improve data processing performance, reach economize on electricity object simultaneously.
The initial receive power of random access procedure according to current area configuration described in the above-mentioned first to the 5th embodiment, the path loss of position that measuring instrument is measured and the path loss between the instrument of configuration and UE, estimate the received power of the lead code preamble expected, can be undertaken by method described below or similar method:
Measuring instrument reads current system broadcast message, can know the initial power preamble Initial Received Target Power of the random access procedure that current area configures
Measuring instrument to the cell common reference signal transmitting power reference Signal Power provided in the signal quality measured RSRP of current area and system broadcast message, calculates the road of current location: PL=reference Signal Power-RSRP according to current location
Path loss between measuring instrument and UE is measuring instrument configuration parameter, i.e. PL0, then the preamble received power expected=preamble Initial Received Target Power+PL+PL0
Obviously, those skilled in the art should be understood that, the above-mentioned method according to various embodiments of the present invention and each step thereof, can realize with general calculation element with the above-mentioned device according to various embodiments of the present invention and each module thereof, alternatively, they can realize with the executable program code of calculation element, thus, they can be stored and be performed by calculation element in a computer-readable storage medium, wherein storage medium can comprise: read-only memory (ROM, Read Only Memory), random access memory (RAM, Random Access Memory), disk or CD etc.And in some cases, the step shown or described by can performing with the order be different from herein, or they are made into each integrated circuit modules respectively, or the multiple module in them or step are made into single integrated circuit module to realize.Like this, enforcement of the present invention is not restricted to any specific hardware and software combination.
The above embodiment is only the preferred embodiments of the present invention, is not limited to the present invention, and for a person skilled in the art, the present invention can have various modifications and variations.Within the spirit and principles in the present invention all, any amendment done, equivalent replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (21)
1., for screening a method for target UE, it is characterized in that said method comprising the steps of:
The lead code C that step one, reception subscriber equipment send in the random access procedure, and measure the received power P of this lead code C;
Step 2, determine expect lead code received power P
eX;
Step 3, according to P and P
eXbetween relation determine whether to send this lead code C subscriber equipment random access procedure continue follow the tracks of.
2. the method for claim 1, wherein, step 2 comprises: according to the initial receive power of random access procedure of current area configuration, the path loss of measuring instrument position and the path loss between the measuring instrument of configuration and subscriber equipment, estimate the lead code received power P expected
eX.
3. method as claimed in claim 1 or 2, wherein, step 3 comprises: judge P and P
eXdifference P-P
eXwhether be greater than predetermined threshold T; If P-P
eXbe greater than T, then continue to follow the tracks of to the subscriber equipment sending this lead code C; Otherwise, terminate the tracking to the subscriber equipment sending this lead code C.
4. method as claimed in claim 3, wherein, continues to follow the tracks of the subsequent message comprising and continue the random access procedure receiving the subscriber equipment sending this lead code C to the subscriber equipment sending this lead code C.
5. method as claimed in claim 4, wherein, the subsequent message of random access procedure receiving the subscriber equipment sending this lead code C comprises that to receive in following message one or more: accidental access response message, RRC connection request message, RRC connection setup message, RRC connection setup complete message.
6., for screening a device for target UE, it is characterized in that described device comprises with lower module:
Receiving measurement module, for receiving the lead code C that subscriber equipment sends in the random access procedure, and measuring the received power P of this lead code C;
Expect power determination module, for determining the lead code received power P expected
eX;
Continue to follow the tracks of determination module, according to P and P
eXbetween relation determine whether to send this lead code C subscriber equipment random access procedure continue follow the tracks of.
7. device as claimed in claim 6, wherein, expect the initial receive power of the random access procedure that power determination module configures according to current area, the path loss of measuring instrument position and the path loss between the measuring instrument of configuration and UE, estimate the lead code received power P expected
eX.
8. device as claimed in claims 6 or 7, wherein, continues to follow the tracks of determination module and judges P and P
eXdifference P-P
eXwhether be greater than predetermined threshold T; If P-P
eXbe greater than T, then continue to follow the tracks of to the subscriber equipment sending this lead code C; Otherwise, terminate the tracking to the subscriber equipment sending this lead code C.
9. device as claimed in claim 8, wherein, continues to follow the tracks of the subsequent message comprising and continue the random access procedure receiving the subscriber equipment sending this lead code C to the subscriber equipment sending this lead code C.
10. device as claimed in claim 9, wherein, the subsequent message of random access procedure receiving the subscriber equipment sending this lead code C comprises that to receive in following message one or more: accidental access response message, RRC connection request message, RRC connection setup message, RRC connection setup complete message.
11. 1 kinds, for screening the method for target UE, is characterized in that said method comprising the steps of:
N the lead code C that step one, reception n subscriber equipment send in the random access procedure respectively
1..., C
n, wherein lead code C
isent by i-th subscriber equipment, i=1 ..., n; And measure multiple lead code C
1..., C
nin each received power P
1..., P
n;
Step 2, determine the received power P of lead code that expects
eX;
Step 3, according to P
1..., P
nand P
eXbetween relation determine whether to send each lead code subscriber equipment random access procedure continue follow the tracks of.
12. methods as claimed in claim 11, wherein, step 2 comprises: according to the initial receive power of random access procedure of current area configuration, the path loss of measuring instrument position and the path loss between the measuring instrument of configuration and subscriber equipment, estimate the lead code received power P expected
eX.
13. methods as described in claim 11 or 12, wherein, step 3 comprises: for P
1..., P
nin each perform following steps: judge P
iwith P
eXdifference P
i-P
eXwhether be greater than predetermined threshold T; If P
i-P
eXbe greater than T, then to transmission lead code C
isubscriber equipment continue follow the tracks of; Otherwise, terminate this lead code C of transmission
ithe tracking of subscriber equipment.
14. methods as claimed in claim 13, wherein, to transmission lead code C
isubscriber equipment continue tracking comprise continue receive send this lead code C
ithe subsequent message of random access procedure of subscriber equipment.
15. methods as claimed in claim 14, wherein, receive and send this lead code C
ithe subsequent message of random access procedure of subscriber equipment comprise that to receive in following message one or more: accidental access response message, RRC connection request message, RRC connectionsetup message, RRC connection setup complete message.
16. 1 kinds, for screening the device of target UE, is characterized in that described device comprises with lower module:
Receive measurement module, for receiving multiple lead code C that n subscriber equipment sends in the random access procedure respectively
1..., C
n, wherein lead code C
isent by i-th subscriber equipment, i=1 ..., n; And measure multiple lead code C
1..., C
nin each received power P
1..., P
n;
Expect power determination module, for determining the lead code received power P expected
eX;
Continue to follow the tracks of determination module, for according to P
1..., P
nand P
eXbetween relation determine whether to send each lead code subscriber equipment random access procedure continue follow the tracks of.
17. devices as claimed in claim 16, wherein, expect the initial receive power of the random access procedure that power determination module configures according to current area, the path loss of measuring instrument position and the path loss between the measuring instrument of configuration and subscriber equipment, estimate the lead code received power P expected
eX.
18. devices as described in claim 16 or 17, wherein, continue to follow the tracks of determination module for P
1..., P
nin each perform following steps: judge P
iwith P
eXdifference P
i-P
eXwhether be greater than predetermined threshold T; If P
i-P
eXbe greater than T, then to transmission lead code C
isubscriber equipment continue follow the tracks of; Otherwise, terminate this lead code C of transmission
ithe tracking of subscriber equipment.
19. devices as claimed in claim 18, wherein, to transmission lead code C
isubscriber equipment continue tracking comprise continue receive send this lead code C
ithe subsequent message of random access procedure of subscriber equipment.
20. devices as claimed in claim 19, wherein, receive and send this lead code C
ithe subsequent message of random access procedure of subscriber equipment comprise that to receive in following message one or more: accidental access response message, RRC connection request message, RRC connectionsetup message, RRC connection setup complete message.
21. 1 kinds of measuring instruments, is characterized in that this measuring instrument comprises the device as described in one of claim 6-10 and 16-20.
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| CN201410575727.2A CN104717692B (en) | 2014-10-24 | 2014-10-24 | A kind of method and apparatus for screening target UE |
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|---|---|---|---|
| CN201410575727.2A CN104717692B (en) | 2014-10-24 | 2014-10-24 | A kind of method and apparatus for screening target UE |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112445786A (en) * | 2019-09-04 | 2021-03-05 | 中国移动通信集团广东有限公司 | Method and equipment for screening target users |
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2014
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Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101588637A (en) * | 2008-05-22 | 2009-11-25 | 中国移动通信集团公司 | A kind of accidental access method, system, network side access device and terminal |
| CN102469617A (en) * | 2010-11-19 | 2012-05-23 | 普天信息技术研究院有限公司 | Competition random access method |
| US20140241272A1 (en) * | 2013-02-25 | 2014-08-28 | Qualcomm Incorporated | Interface between low power node and macro cell to enable decoupled uplink and downlink communication |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112445786A (en) * | 2019-09-04 | 2021-03-05 | 中国移动通信集团广东有限公司 | Method and equipment for screening target users |
| CN112445786B (en) * | 2019-09-04 | 2023-09-19 | 中国移动通信集团广东有限公司 | Screening method and device for target users |
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| CN104717692B (en) | 2018-11-09 |
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